mineral resources metal

A raw material qualifying as a 'mineral resource' is a concentration or occurrence of material of economic interest in or on the earth's crust in such form, quality and quantity that there are reasonable prospects for eventual economic extraction. Examples include: Minerals are essential raw ...

But oil isn't the only valuable resource. A Citi report lists the richest countries in terms of metals and ore. Investors should look for countries where production is relatively low and the resource lifetime is long ...

Mineral Resources. Almost all Earth materials are used by humans for something. We require metals for making machines, sands and gravels for making roads and buildings, sand for making computer chips, limestone and gypsum for making concrete, clays for making ceramics, gold, silver, copper and aluminum for making electric circuits, and …